drm/i915: Prevent stalling for a GTT read back from a read-only GPU target
authorChris Wilson <chris@chris-wilson.co.uk>
Thu, 2 Dec 2010 09:42:56 +0000 (09:42 +0000)
committerChris Wilson <chris@chris-wilson.co.uk>
Thu, 2 Dec 2010 10:00:15 +0000 (10:00 +0000)
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>

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